fix: Adjust framebuffer host initialization sequence

src/Uno.UI.Runtime.Skia.Linux.FrameBuffer/FramebufferHost.cs

@@ -40,30 +40,21 @@ private void Initialize()
 			ApiExtensibility.Register(typeof(Windows.UI.ViewManagement.IApplicationViewExtension), o => new ApplicationViewExtension(o));
 			ApiExtensibility.Register(typeof(Windows.Graphics.Display.IDisplayInformationExtension), o => _displayInformationExtension ??= new DisplayInformationExtension(o));
 
-			_renderer = new Renderer();
-			_displayInformationExtension!.Renderer = _renderer;
-
-			bool EnqueueNative(DispatcherQueuePriority priority, DispatcherQueueHandler callback)
-			{
-				_eventLoop.Schedule(() => callback());
-
-				return true;
-			}
-
 			void Dispatch(System.Action d)
-			{
-				_eventLoop.Schedule(() => d());
-			}
-
-			Windows.UI.Core.CoreDispatcher.DispatchOverride = Dispatch;
-			Windows.UI.Core.CoreDispatcher.HasThreadAccessOverride = () => _isDispatcherThread;
+				=> _eventLoop.Schedule(() => d());
 
 			void CreateApp(ApplicationInitializationCallbackParams _)
 			{
 				var app = _appBuilder();
 				app.Host = this;
 			}
 
+			Windows.UI.Core.CoreDispatcher.DispatchOverride = Dispatch;
+			Windows.UI.Core.CoreDispatcher.HasThreadAccessOverride = () => _isDispatcherThread;
+
+			_renderer = new Renderer();
+			_displayInformationExtension!.Renderer = _renderer;
+
 			WUX.Application.Start(CreateApp, _args);
 		}
 	}